Xuan paper was originally produced in the（）dynasty in Jing County, which was under the jurisdiction of Xuan Prefecture(Xuanzhou), hence called Xuan paper.

Xuan paper was originally produced in the（）dynasty in Jing County, which was under the jurisdiction of Xuan Prefecture(Xuanzhou), hence called Xuan paper.
A.Han
B.Tang　
C.Song　
D.Ming
正确答案：Tang